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There are a total of 40 floor tiles, each floor tile has an area of 5 decimeters, and the area of the living room is (2) square meters 5 40 = 200 square decimeters = 2 square meters.
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2m^2...
What do you mean by this, take 39 pieces, you need 40 pieces, isn't there one missing?
Summary. Hello dear. It can't be spread all over now. Analysis: 40 floor tiles are needed for the living room to be paved. Now the workers are moving: 30 + 9 = 39 blocks. So it's 40-30 = 1 piece less. So it can't be spread all over now. >>>More
Solution: It is known that the area of a floor tile = square meters, and the floor of Mr. Wang's living room needs exactly 100 such floor tiles, so the floor area of Mr. Wang's living room is obtained. >>>More
Solution: It is known that the area of a floor tile = square meters, and the floor of Mr. Wang's living room needs exactly 100 such floor tiles, so the floor area of Mr. Wang's living room is obtained. >>>More
Floor tile side length = 36 100
0,6 meters. 60cm >>>More